SAP Function RP_CALC_DATE_IN_INTERVAL - Date +/- year/month/day (into the future/past)

Parameter	Reference	Type	Length	Default	Optional	Text
DATE	P0001-BEGDA	D	8
DAYS	T5A4A-DLYDY	N	2
MONTHS	T5A4A-DLYMO	N	2
SIGNUM	T5A4A-SPLIT	C	1	'+'	X
YEARS	T5A4A-DLYYR	N	2

Parameter	Reference	Type	Length	Text
CALC_DATE	P0001-BEGDA	D	8